diff --git a/plugins/main/public/styles/theme/dark/index.dark.scss b/plugins/main/public/styles/theme/dark/index.dark.scss
index 4a0734970c..48b2612403 100644
--- a/plugins/main/public/styles/theme/dark/index.dark.scss
+++ b/plugins/main/public/styles/theme/dark/index.dark.scss
@@ -452,3 +452,15 @@ svg .legend text {
       0 3px 2px -2px rgba(0, 0, 0, 0.2), inset 0 0 0 1px #424752 !important;
   }
 }
+
+/* wzDocViewer buttons */
+
+tr:hover {
+  .wzDocViewer__buttons::before {
+    background-image: linear-gradient(
+      to right,
+      transparent 0,
+      #1d1e24 4px
+    ) !important;
+  }
+}